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RuИстория биологических наук в целом
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On vacation at a time 10 000r.To build the premises for the biological station of the Imperial St. Petersburg Society of Naturalists in the Catherine Harbor in the Murmanskaya shore.1900 year.
Collection: about vacation at a time 10 000r.To build the premises for the biological station of the Imperial St. Petersburg Society of Naturalists in the Catherine Harbor in the Murmanskaya shore.1900. (1900)
History of the XIX century.T. 7. [Part1].The end of the century
History of the XIX century.T. 7. [Part1]: The end of the century.1907.